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// 
// Permission to use, copy, modify, and distribute this software in
// object code form for any purpose and without fee is hereby granted,
// provided that the above copyright notice appears in all copies and
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// documentation.
// 
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// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
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// 
// Use, duplication, or disclosure by the U.S. Government is subject to
// restrictions set forth in FAR 52.227-19 (Commercial Computer
// Software - Restricted Rights) and DFAR 252.227-7013(c)(1)(ii)
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namespace RevitLookup.Core.Utils;

public static class SnoopUtils
{
    public static IList<SnoopableObject> ParseEnumerable(this IDescriptorEnumerator descriptor, SnoopableObject snoopableObject)
    {
        var items = new List<SnoopableObject>();
        descriptor.Enumerator.Reset();

        while (descriptor.Enumerator.MoveNext())
        {
            var item = new SnoopableObject(descriptor.Enumerator, snoopableObject.Context);
            Redirect(item);
            items.Add(item);
        }
        
        if (descriptor.Enumerator is IDisposable disposable)
        {
            disposable.Dispose();
        }

        return items;
    }

    public static void Redirect(string target, SnoopableObject snoopableObject)
    {
        while (snoopableObject.Descriptor is IDescriptorRedirection redirection)
        {
            if (!redirection.TryRedirect(snoopableObject.Context, target, out var output)) break;

            var descriptor = DescriptorUtils.FindSuitableDescriptor(output);
            descriptor.Description ??= snoopableObject.Descriptor.Description;
            snoopableObject.Descriptor = descriptor;
            snoopableObject.Object = output;
        }
    }

    public static void Redirect(SnoopableObject snoopableObject)
    {
        Redirect(null, snoopableObject);
    }
}